51148560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213119}}^1$

素因数の和:213135

約数の個数: 40

約数和(自身を含む): 158561280

約数和(自身を除く): 107412720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213119, 426238, 639357, 852476, 1065595, 1278714, 1704952, 2131190, 2557428, 3196785, 3409904, 4262380, 5114856, 6393570, 8524760, 10229712, 12787140, 17049520, 25574280, 51148560]

約数ペア:

[(1, 51148560), (2, 25574280), (3, 17049520), (4, 12787140), (5, 10229712), (6, 8524760), (8, 6393570), (10, 5114856), (12, 4262380), (15, 3409904), (16, 3196785), (20, 2557428), (24, 2131190), (30, 1704952), (40, 1278714), (48, 1065595), (60, 852476), (80, 639357), (120, 426238), (240, 213119)]